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PatchSiren cyber security CVE debrief

CVE-2026-59559 themewant CVE debrief

A Cross Site Scripting (XSS) vulnerability exists in RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1. This issue allows subscribers to inject malicious scripts, potentially leading to security breaches. Users of the affected plugin should update to a patched version to prevent XSS attacks. The CVSS score for this vulnerability is 6.5, indicating a medium severity level.

Vendor
themewant
Product
RT Mega Menu – Mega Menu Builder for Elementor &amp; Gutenberg
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-27
Original CVE updated
2026-07-27
Advisory published
2026-07-27
Advisory updated
2026-07-27

Who should care

Users of RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1 should update to a patched version to prevent XSS attacks. Security teams and operators managing affected systems should review vulnerability details and plan for mitigation.

Technical summary

The CVE-2026-59559 vulnerability is a Cross Site Scripting (XSS) issue in the RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin. The vulnerability allows subscribers to inject malicious scripts, potentially leading to security breaches. The CVSS score for this vulnerability is 6.5, indicating a medium severity level. Affected product deployments should be reviewed for exposure.

Defensive priority

Medium priority should be given to updating RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1 to prevent potential XSS attacks. Additional security measures should be considered to protect against this vulnerability.

Recommended defensive actions

  • Update RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin to a version greater than 1.5.1.
  • Monitor for suspicious activity on affected systems.
  • Consider implementing additional security measures to prevent XSS attacks.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CVE record was published on 2026-07-27T15:17:06.170Z and last modified on 2026-07-27T17:46:02.447Z. The NVD entry is currently Deferred. The vulnerability affects RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1. Evidence is based on CVE.org and NVD details.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-27T15:17:06.170Z and has not been modified since then. The NVD entry is currently Deferred.